class Settings:
    """设置和参数"""

    def __init__(self):
        """初始化参数"""
        self.title = "北海瞄准老航天（国外）"
        self._screen()
        self._fps()


    def _screen(self):
        """坐标相关"""
        # 屏幕
        self.game_screen = 1.0
        self.screen_width = self.game_screen * 1920
        self.screen_height = self.game_screen * 1080

    def _fps(self):
        """速率相关"""
        # 屏幕
        self.game_speed = 1.0
        self.fps = self.game_speed * 60
